Android E-Commerce App Development

I need a polished, production-ready Android application focused entirely on e-commerce. The core requirement is a smooth buying journey—from browsing products, adding items to a cart, and completing a secure checkout, through to receiving order confirmations and basic status updates... (Budget: ₹1500 - ₹12500 INR, Jobs: Android, Android App Development, API Development, Java, Kotlin, Mobile App Development, Payment Gateway Integration, PHP)